MESON Chess Problem Database
Problem Display
PID: 150511 (3NQ1K1/1p6/1R1P2p1/2pk4/p5bR/3P1Pn1/qrp1N3/B4r2 w - - 0 1)
Papack, Daniel
1st HM., Neue Zurcher Zeitung, 2008-2009
#2
10 + 11
| 23 | Die Schwalbe | 2013 |
SOLUTION
- SOUND
- Sets
- 1...Rb1
- 2.Sf4#
- 2.Qe5#
- 1...Rb3
- 2.Sf4#
- 2.Qe5#
- 1...Rb4
- 2.Qe5#
- 1...Rb5
- 2.Sf4#
- 2.Qe5#
- 1...Rxb6
- 2.Qe5#
- 1...Bxf3
- 2.Sc3#
- 2.Qe6#
- 1...Bh3
- 2.Sc3#
- 1...Bf5
- 2.Sc3#
- 1...Bh5
- 2.Sc3#
- 2.Qe6#
- 1...Be6+
- 2.Qxe6#
- 1...Bd7
- 2.Sc3#
- 1...Bc8
- 2.Sc3#
- 1...Sh1
- 2.Qe4#
- 1...Sxe2
- 2.Qe4#
- 1...Se4
- 2.Qxe4#
- 2.fxe4#
- 1...Sf5
- 2.Qe4#
- 2.Qe6#
- 1...Sh5
- 2.Qe4#
- 1...Rb1
- Tries
- 1.Bxb2?
- threat
- 2.Sf4#
- 2.Qe5#
- 1...Be6+
- 2.Qxe6#
- 1...Rxf3
- 2.Qe5#
- 1...Sxe2
- 2.Qe4#
- 2.Qe5#
- 1...c4
- 2.Qb5#
- 2.Qe5#
- 1...c1Q
- 2.Qe5#
- 1...c1B
- 2.Qe5#
- 1...Qc4
- 2.Qe5#
- 1...Sh5
- 2.Qe4#
- 2.Qe5#
- 1...g5
- 2.Qe5#
- 1...Qxb2!
- threat
- 1.Rxg4?
- threat
- 2.Sc3#
- 2.Qe6#
- 1...Rxb6
- 2.Qe5#
- 2.Qe6#
- 1...Sxe2
- 2.Qe4#
- 2.Qe6#
- 1...c1Q
- 2.Qe6#
- 1...c1R
- 2.Qe6#
- 1...Qb3
- 2.Qe6#
- 1...Qc4
- 2.Qe6#
- 2.dxc4#
- 1...Qa3
- 2.Qe6#
- 1...Rb3
- 2.Sf4#
- 2.Qf7#
- 2.Qe5#
- 2.Qe6#
- 1...Se4
- 2.Qxe4#
- 2.Qe6#
- 2.fxe4#
- 1...c4!
- threat
- 1.Qf7+?
- 1...Be6
- 2.Qxe6#
- 1...Ke5!
- 1...Be6
- 1.Qe3?
- threat
- 2.Sc3#
- 2.Sf4#
- 1...Be6+
- 2.Qxe6#
- 1...Rxf3
- 2.Sc3#
- 1...Rxb6
- 2.Qe5#
- 1...Sxe2
- 2.Qe4#
- 1...Se4
- 2.Qxe4#
- 1...c1Q
- 2.Sf4#
- 1...c1R
- 2.Sf4#
- 1...Qb3
- 2.Sf4#
- 1...Qa3
- 2.Sf4#
- 1...Rb3
- 2.Sf4#
- 2.Qe5#
- 1...Rb4
- 2.Sc3#
- 2.Qe5#
- 1...Sh5
- 2.Sc3#
- 2.Qe4#
- 1...g5
- 2.Sc3#
- 1...Qc4!
- threat
- 1.f4?
- threat
- 2.Qe5#
- 1...Be6+
- 2.Qxe6#
- 1...Rxf4!
- threat
- 1.Bxb2?
- Keys
- 1.Sf7!
- threat
- 2.Qe5#
- 1...Rxb6
- 2.Sf4#
- 1...Be6
- 2.Sc3#
- threat
- 1.Sf7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 0
- REMOVED MATES = 8
- Sets
- R(c);::QAR1(I)
- R(c);XR(F)::QAR1(I)
- B(g);::S(B)
- B(g);CHECK,N_GUARD::QAB1(I),XB(g)
- S(e);N_GUARD::QAB1(I)
- S(e);N_GUARD,XS(B)::QAB1(I)
- Tries
- Try
- B(A);XR(c)
- Threat
- DUALS(2)
- Vars
- B(g);CHECK,N_GUARD::QAB1(I),XB(g)
- R(a);XP(D)::QAR1(I)
- P(d);::QAR1(I)
- Q(b);::QAR1(I)
- P(j);::QAR1(I)
- Refutation
- Q(b);XB(A)
- Try
- R(E);XB(g)
- Threat
- DUALS(2)
- Vars
- P(d);::QAB1(I)
- Q(b);::QAB1(I)
- Refutation
- P(h);
- Try
- Q(I);CHECK
- Vars
- B(g);N_GUARD,P_PINQ(I),P_SPINB(g)::QAB1(I),XB(g)
- Refutation
- K(i);P-FLIGHT,P_PINQ(I),P_SPINR(c)
- Try
- Q(I);
- Threat
- DUALS(2)
- Vars
- B(g);CHECK,N_GUARD::QAB1(I),XB(g)
- R(a);XP(D)::S(B)
- R(c);XR(F)::QAR1(I)
- S(e);N_GUARD,XS(B)::QAB1(I)
- S(e);N_GUARD::QAB1(I),XS(e)
- P(d);::S(B)
- Q(b);::S(B)
- P(j);::S(B)
- Refutation
- Q(b);
- Try
- P(D);
- Threat
- QAR1(I)
- Vars
- B(g);CHECK,N_GUARD::QAB1(I),XB(g)
- Refutation
- R(a);XP(D)
- Try
- Actual
- S(H);
- Threat
- QAR1(I)
- Vars
- R(c);XR(F)::S(B)
- B(g);P_PINS(H)::S(B)
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